Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD6MKR callsign genealogy
Currently held by NAHMAN STOUFFER, JUDY E
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KD6MKR's current licensee, walking backwards.
- Matter, Lawrence NCAgranted 2017-05-30cancelled 2019-06-28
Successor callsigns
Callsigns held now by people who previously held KD6MKR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD6MKR, oldest first.
- NAHMAN STOUFFER, JUDY E CA1992-08-04 → cancelled 2004-08-05
- Matter 504, Lawrence N CA2019-06-28 active